1330 + Interview Questions in Biology Page 26 InterviewSolution

1251.	A man and a women who both appear normal have a child together who has sickle cell anaemia. Sickle cell anaemia is an autosomal recessive trait. The women becomes pregnant again and is told that she is carrying fraternal twins. What is the probability that both of the couple's twins will develop sickle cell anaemia?
Answer» A man and a women who both appear normal have a child together who has sickle cell anaemia. Sickle cell anaemia is an autosomal recessive trait. The women becomes pregnant again and is told that she is carrying fraternal twins. What is the probability that both of the couple's twins will develop sickle cell anaemia?

Discussion

1252.	Among other gases, CO2 content in the expired air is about
Answer» Among other gases, $C O_{2}$ content in the expired air is about

Discussion

1253.	The most common, flagellated asexual spores of algae are called
Answer» The most common, flagellated asexual spores of algae are called

Discussion

1254.	Regarding assertion and reason, choose the correct optionAssertion [A] : Pests and insects are one of the major causes of crop losses.Reason [R] : Pests and insects feed directly on the plant parts and also act as vectors for transmission of diseases.
Answer» Regarding assertion and reason, choose the correct option Assertion [A] : Pests and insects are one of the major causes of crop losses. Reason [R] : Pests and insects feed directly on the plant parts and also act as vectors for transmission of diseases.

Discussion

1255.	(1)10 kcal/m2/yr(2)100 kcal/m2/yr(3) 1000 kcal/m2/yr(4) 10000 kcal/m2/yrRefer to the above diagram of an energy pyramid. The energy at the primary consumer level, in comparison to that at the top consumer level, is
Answer» $(1) 10 k c a l / m^{2} / y r$ $(2) 100 k c a l / m^{2} / y r$ $(3) 1000 k c a l / m^{2} / y r$ $(4) 10000 k c a l / m^{2} / y r$ Refer to the above diagram of an energy pyramid. The energy at the primary consumer level, in comparison to that at the top consumer level, is

1255.

(1)10 kcal/m2/yr(2)100 kcal/m2/yr(3) 1000 kcal/m2/yr(4) 10000 kcal/m2/yrRefer to the above diagram of an energy pyramid. The energy at the primary consumer level, in comparison to that at the top consumer level, is

Answer»

$(1) 10 k c a l / m^{2} / y r$

$(2) 100 k c a l / m^{2} / y r$

$(3) 1000 k c a l / m^{2} / y r$

$(4) 10000 k c a l / m^{2} / y r$

Refer to the above diagram of an energy pyramid. The energy at the primary consumer level, in comparison to that at the top consumer level, is

Discussion

1256.	Which of the following ions are responsible for the activation of ptyalin?
Answer» Which of the following ions are responsible for the activation of ptyalin?

Discussion

1257.	Testosterone is produced by
Answer» Testosterone is produced by

Discussion

1258.	If proteases are not used during DNA extraction, what would be the end result?
Answer» If proteases are not used during DNA extraction, what would be the end result?

Discussion

1259.	Select the wrong statement among the following
Answer» Select the wrong statement among the following

Discussion

1260.	In humans, at the end of first meiotic division, the male germ cells differentiate into
Answer» In humans, at the end of first meiotic division, the male germ cells differentiate into

Discussion

1261.	Photosynthetic pigments are located in the chloroplast in
Answer» Photosynthetic pigments are located in the chloroplast in

Discussion

1262.	Green muffler is related to pollution of
Answer» Green muffler is related to pollution of

Discussion

1263.	Match the global environmental issues given in column I with the respective effects given under column II and choose the right answer.
Answer» Match the global environmental issues given in column I with the respective effects given under column II and choose the right answer.

1263.

Match the global environmental issues given in column I with the respective effects given under column II and choose the right answer.

Answer»

Match the global environmental issues given in column I with the respective effects given under column II and choose the right answer.

Discussion

1264.	Match the following and choose the correct combination from the options given:List−IList−IIa. Photolysis of water1. Zincb. Diazotrophy2. Copperc. Cytochrome c oxidase3. Manganesed. Biosynthesis of IAA4. Molybdenum5.Boron
Answer» Match the following and choose the correct combination from the options given: $\begin{matrix} L i s t - I & L i s t - I I a. Photolysis of water & 1. Zinc b. Diazotrophy & 2. Copper c. Cytochrome c oxidase & 3. Manganese d. Biosynthesis of IAA & 4. Molybdenum 5. B o r o n \end{matrix}$

Discussion

1265.	Hypocotyl is:
Answer» Hypocotyl is:

Discussion

1266.	Enzyme TPA or tissue plasminogen activator is used for
Answer» Enzyme TPA or tissue plasminogen activator is used for

Discussion

1267.	Which of the following is a characteristic of a cancer cell?
Answer» Which of the following is a characteristic of a cancer cell?

Discussion

1268.	Label the parts A,B,C and D, in the bile duct and pancreatic duct opening into duodenum:
Answer» Label the parts A,B,C and D, in the bile duct and pancreatic duct opening into duodenum:

1268.

Label the parts A,B,C and D, in the bile duct and pancreatic duct opening into duodenum:

Answer»

Label the parts A,B,C and D, in the bile duct and pancreatic duct opening into duodenum:

Discussion

1269.	When many genes are transcribed into a single mRNA strand, the mRNA is said to be __.
Answer» When many genes are transcribed into a single mRNA strand, the mRNA is said to be __.

Discussion

1270.	Fill in the blanks.
Answer» Fill in the blanks.

Discussion

1271.	Cereal crops have fibrous roots and pulses have tap roots. What do you infer from this statement?
Answer» Cereal crops have fibrous roots and pulses have tap roots. What do you infer from this statement?

Discussion

1272.	Threshold potential is a state of depolarisation at which _____.
Answer» Threshold potential is a state of depolarisation at which _____.

1272.

Threshold potential is a state of depolarisation at which _____.

Answer»

Threshold potential is a state of depolarisation at which _____.

Discussion

1273.	Why is parenchyma the most abundant type of cell in plants?
Answer» Why is parenchyma the most abundant type of cell in plants?

Discussion

1274.	Identify the valves of the heart by Position :
Answer» Identify the valves of the heart by Position :

1274.

Identify the valves of the heart by Position :

Answer»

Identify the valves of the heart by Position :

Discussion

1275.	Which among the following is the most compelling evidence that all present day cells have common ancestry?
Answer» Which among the following is the most compelling evidence that all present day cells have common ancestry?

Discussion

1276.	Plasmids are extra chromosomal circular DNA molecules
Answer» Plasmids are extra chromosomal circular DNA molecules

Discussion

1277.	Your college campus, including the buildings, grounds, students, and all other organisms living there, could be considered a/an ________.
Answer» Your college campus, including the buildings, grounds, students, and all other organisms living there, could be considered a/an ________.

Discussion

1278.	Biogas is produced under _____________ conditions by fermentation of biological materials.
Answer» Biogas is produced under _____________ conditions by fermentation of biological materials.

Discussion

1279.	A few species have evolved adaptations to reduce metabolism during unfavourable conditions. These adaptations are:
Answer» A few species have evolved adaptations to reduce metabolism during unfavourable conditions. These adaptations are:

Discussion

1280.	A woman, during her lifetime, produces about_______
Answer» A woman, during her lifetime, produces about_______

Discussion

1281.	Identify the incorrect statement(s) regarding spinal cord of CNS.1. Extends from medulla from occipital bone upto the first lumbar vertebrae.2. Similar to brain has outer gray matter and inner white matter.3. Acts as a link between brain and the somatic organs of PNS.4. Controls basic reflex actions.
Answer» Identify the incorrect statement(s) regarding spinal cord of CNS. 1. Extends from medulla from occipital bone upto the first lumbar vertebrae. 2. Similar to brain has outer gray matter and inner white matter. 3. Acts as a link between brain and the somatic organs of PNS. 4. Controls basic reflex actions.

1281.

Identify the incorrect statement(s) regarding spinal cord of CNS.1. Extends from medulla from occipital bone upto the first lumbar vertebrae.2. Similar to brain has outer gray matter and inner white matter.3. Acts as a link between brain and the somatic organs of PNS.4. Controls basic reflex actions.

Answer»

Identify the incorrect statement(s) regarding spinal cord of CNS.

1. Extends from medulla from occipital bone upto the first lumbar vertebrae.

2. Similar to brain has outer gray matter and inner white matter.

3. Acts as a link between brain and the somatic organs of PNS.

4. Controls basic reflex actions.

Discussion

1282.	In growing cells there are two classes of proteins that can trigger or check the progression of the cell cycle from the G1 phase to the M phase. These protein classes are called (i)______ and (ii)______ . (iii)______ is the English biochemist who discovered (i)______; they are so named because their significance is in the initiation and regulation of the cell division process in a (iv)______.
Answer» In growing cells there are two classes of proteins that can trigger or check the progression of the cell cycle from the G1 phase to the M phase. These protein classes are called (i)______ and (ii)______ . (iii)______ is the English biochemist who discovered (i)______; they are so named because their significance is in the initiation and regulation of the cell division process in a (iv)______.

Discussion

1283.	The stage of development at which implantation occurs in human female is
Answer» The stage of development at which implantation occurs in human female is

Discussion

1284.	Who is regarded as ‘Father of Genetic engineering’?
Answer» Who is regarded as ‘Father of Genetic engineering’?

Discussion

1285.	During downstream processing, desired product is recovered from
Answer» During downstream processing, desired product is recovered from

Discussion

1286.	Law of segregation is also called as
Answer» Law of segregation is also called as

Discussion

1287.	An example of an organism in which females are the heterogametic sex and males are homogametic is:
Answer» An example of an organism in which females are the heterogametic sex and males are homogametic is:

Discussion

1288.	Which amino acid acts as a main donor of amino group in transamination?
Answer» Which amino acid acts as a main donor of amino group in transamination?

Discussion

1289.	Australopithecus afarenesis emerged in ___ epoch.
Answer» Australopithecus afarenesis emerged in ___ epoch.

Discussion

1290.	General function of gland is to_________
Answer» General function of gland is to_________

Discussion

1291.	If mammalian ovum fails to get fertilized, which one of the following is unlikely:
Answer» If mammalian ovum fails to get fertilized, which one of the following is unlikely:

Discussion

1292.	With reference to the given flowchart choose the correct option.
Answer» With reference to the given flowchart choose the correct option.

Discussion

1293.	Dodo is
Answer» Dodo is

Discussion

1294.	Which of the following is an example of sedimentary cycle?
Answer» Which of the following is an example of sedimentary cycle?

Discussion

1295.	Match the column I and column II. Column IColumn IIA. Nitrobacter1. Free−living aerobic N2 fixerB. Clostridium2. Converts ammonia into nitriteC. Nitrosococcus3. Changes nitrite to nitrateD. Azotobacter4. Free−living anaerobic N2 fixer
Answer» Match the column I and column II. $\begin{matrix} C o l u m n I & C o l u m n I I A . N i t r o b a c t e r & 1. F r e e - l i v i n g a e r o b i c N_{2} f i x e r B . C l o s t r i d i u m & 2. C o n v e r t s a m m o n i a i n t o n i t r i t e C . N i t r o s o c o c c u s & 3. C h a n g e s n i t r i t e t o n i t r a t e D . A z o t o b a c t e r & 4. F r e e - l i v i n g a n a e r o b i c N_{2} f i x e r \end{matrix}$

Discussion

1296.	Regarding the Ear and hearing in Humans, Identify the correct statement(s).
Answer» Regarding the Ear and hearing in Humans, Identify the correct statement(s).

Discussion

1297.	In mammals, the urinary bladder opens into the ________.
Answer» In mammals, the urinary bladder opens into the ________.

Discussion

1298.	Monomers of proteins result by the activity of the following enzyme
Answer» Monomers of proteins result by the activity of the following enzyme

Discussion

1299.	Read the following statements and choose the correct option.Statement I: The disease Chikungunya is transmitted by Aedes mosquito.Statement II: Female Anopheles is the vector for Chikungunya.
Answer» Read the following statements and choose the correct option. Statement I: The disease Chikungunya is transmitted by Aedes mosquito. Statement II: Female Anopheles is the vector for Chikungunya.

Discussion

1300.	Continuous addition of sugar in ‘fed-batch’ fermentation is done to:
Answer» Continuous addition of sugar in ‘fed-batch’ fermentation is done to:

Discussion

Explore topic-wise InterviewSolutions in .

Among other gases, CO2 content in the expired air is about

The most common, flagellated asexual spores of algae are called

Regarding assertion and reason, choose the correct optionAssertion [A] : Pests and insects are one of the major causes of crop losses.Reason [R] : Pests and insects feed directly on the plant parts and also act as vectors for transmission of diseases.

(1)10 kcal/m2/yr(2)100 kcal/m2/yr(3) 1000 kcal/m2/yr(4) 10000 kcal/m2/yrRefer to the above diagram of an energy pyramid. The energy at the primary consumer level, in comparison to that at the top consumer level, is

Which of the following ions are responsible for the activation of ptyalin?

Testosterone is produced by

If proteases are not used during DNA extraction, what would be the end result?

Select the wrong statement among the following

In humans, at the end of first meiotic division, the male germ cells differentiate into

Photosynthetic pigments are located in the chloroplast in

Green muffler is related to pollution of

Match the global environmental issues given in column I with the respective effects given under column II and choose the right answer.

Match the following and choose the correct combination from the options given:List−IList−IIa. Photolysis of water1. Zincb. Diazotrophy2. Copperc. Cytochrome c oxidase3. Manganesed. Biosynthesis of IAA4. Molybdenum5.Boron

Hypocotyl is:

Enzyme TPA or tissue plasminogen activator is used for

Which of the following is a characteristic of a cancer cell?

Label the parts A,B,C and D, in the bile duct and pancreatic duct opening into duodenum:

When many genes are transcribed into a single mRNA strand, the mRNA is said to be __.

Fill in the blanks.

Cereal crops have fibrous roots and pulses have tap roots. What do you infer from this statement?

Threshold potential is a state of depolarisation at which _____.

Why is parenchyma the most abundant type of cell in plants?

Identify the valves of the heart by Position :

Which among the following is the most compelling evidence that all present day cells have common ancestry?

Plasmids are extra chromosomal circular DNA molecules

Your college campus, including the buildings, grounds, students, and all other organisms living there, could be considered a/an ________.

Biogas is produced under _____________ conditions by fermentation of biological materials.

A few species have evolved adaptations to reduce metabolism during unfavourable conditions. These adaptations are:

A woman, during her lifetime, produces about_______

The stage of development at which implantation occurs in human female is

Who is regarded as ‘Father of Genetic engineering’?

During downstream processing, desired product is recovered from

Law of segregation is also called as

An example of an organism in which females are the heterogametic sex and males are homogametic is:

Which amino acid acts as a main donor of amino group in transamination?

Australopithecus afarenesis emerged in ___ epoch.

General function of gland is to_________

If mammalian ovum fails to get fertilized, which one of the following is unlikely:

With reference to the given flowchart choose the correct option.

Dodo is

Which of the following is an example of sedimentary cycle?

Match the column I and column II. Column IColumn IIA. Nitrobacter1. Free−living aerobic N2 fixerB. Clostridium2. Converts ammonia into nitriteC. Nitrosococcus3. Changes nitrite to nitrateD. Azotobacter4. Free−living anaerobic N2 fixer

Regarding the Ear and hearing in Humans, Identify the correct statement(s).

In mammals, the urinary bladder opens into the ________.

Monomers of proteins result by the activity of the following enzyme

Read the following statements and choose the correct option.Statement I: The disease Chikungunya is transmitted by Aedes mosquito.Statement II: Female Anopheles is the vector for Chikungunya.

Continuous addition of sugar in ‘fed-batch’ fermentation is done to: