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2351.

Menses consists of blood and mucousal tissue from the inner lining of ______ along with the ______ , which comes out through the vagina.

Answer»

Menses consists of blood and mucousal tissue from the inner lining of ______ along with the ______ , which comes out through the vagina.

2352.

What is the petition put before Caesar by the conspirators? How does Caesar respond to it?

Answer»

What is
the petition put before Caesar by the conspirators? How does Caesar
respond to it?

2353.

Why are some patients of diabetes treated by giving injections of insulin?

Answer»

Why are some patients of diabetes treated by giving injections of insulin?

2354.

The first cloning was done on

Answer»

The first cloning was done on


2355.

If one adrenal gland is removed, the other one gets enlarged to some extent. How do you explain this change ?

Answer»

If one adrenal gland is removed, the other one gets enlarged to some extent. How do you explain this change ?

2356.

What is a Parasite? Give examples of plant and animal parasites?

Answer»


What is a Parasite? Give examples of plant and animal parasites?



2357.

How is energy stored in ATP used to transport food in plants?

Answer» How is energy stored in ATP used to transport food in plants?
2358.

Which of the following components will be absent if the cell has no nucleus?

Answer»

Which of the following components will be absent if the cell has no nucleus?

2359.

Name the artificial propagation method used for the propagation of (a) rose plants, (b) apple trees.

Answer»

Name the artificial propagation method used for the propagation of

(a) rose plants,

(b) apple trees.

2360.

Do you find The Tale of Custard the Dragon to be a serious or a light-hearted poem? Give reasons to support your answer.

Answer»

Do you
find The Tale of Custard the Dragon to be a serious or
a light-hearted poem? Give reasons to support your answer.

2361.

Ultraviolet radiations from sunlight causes a reaction that produces

Answer»

Ultraviolet radiations from sunlight causes a reaction that produces


2362.

Question 3Chromosomes are made up of(a) DNA(b) Protein(c) DNA and proteins(d) RNA

Answer»

Question 3

Chromosomes are made up of



(a) DNA

(b) Protein

(c) DNA and proteins

(d) RNA



2363.

Why does our stomach produces pepsinogen first and not directly pepsin????

Answer» Why does our stomach produces pepsinogen first and not directly pepsin????
2364.

The most common type of endosperm development is

Answer»

The most common type of endosperm development is


2365.

Assertion (A): Cancer cells are virtually immortal until the body in which they reside dies. Reason (R): Cancer is caused by damage to genes regulating the cell division cycle.

Answer»

Assertion (A): Cancer cells are virtually immortal until the body in which they reside dies.

Reason (R): Cancer is caused by damage to genes regulating the cell division cycle.


2366.

The major difference/s between an amphibian and a reptile is/are:

Answer»

The major difference/s between an amphibian and a reptile is/are:


2367.

Explain reproduction in human beings ?

Answer» Explain reproduction in human beings ?
2368.

A simple multicellular animal having tentacles which live in freshwater usually reproduces by an asexual process of : (a) binary fission (b) spore formation (c) budding (d) fragmentation

Answer»

A simple multicellular animal having tentacles which live in freshwater usually reproduces by an asexual process of :
(a) binary fission
(b) spore formation
(c) budding
(d) fragmentation

2369.

ADB and USAID ink MoU to develop solar parks in India. Consider the following statements about Asian Development Bank: Which of the above statements is/are correct?

Answer»

ADB and USAID ink MoU to develop solar parks in India. Consider the following statements about Asian Development Bank:

Which of the above statements is/are correct?


2370.

Is it necessary that tall plants only perform transpiration ?

Answer»

Is it necessary that tall plants only perform transpiration ?

2371.

Rearrange the following words and match them with their correct descriptions:1. RAMSWIDF2. GOOTESNER3. HENIXOTYRDescription(i) Hormone secreted in females at puberty.(ii) Deficiency of growth hormone in childhood leads to this condition.(iii) This hormone regulates carbohydrate, protein and fat metabolism in the body.

Answer»

Rearrange the following words and match them with their correct descriptions:

1. RAMSWIDF

2. GOOTESNER

3. HENIXOTYR


Description


(i) Hormone secreted in females at puberty.

(ii) Deficiency of growth hormone in childhood leads to this condition.

(iii) This hormone regulates carbohydrate, protein and fat metabolism in the body.



2372.

name the liquid secreted in between the layer of tunica vaginalis?

Answer» name the liquid secreted in between the layer of tunica vaginalis?
2373.

(a) Write the names of five endocrine glands found in the human body. Name the hormones secreted by each gland.(b) How do hormones reach the organs they control?(c) Name the gland which controls the secretion of hormones from the pituitary.(d) How does our body respond when adrenaline is secreted in large amounts into the blood?(e) Name the disease which occurs in adults due to the deficiency of iodine in the diet. What is the main symptom of this disease?

Answer»

(a) Write the names of five endocrine glands found in the human body. Name the hormones secreted by each gland.

(b) How do hormones reach the organs they control?

(c) Name the gland which controls the secretion of hormones from the pituitary.

(d) How does our body respond when adrenaline is secreted in large amounts into the blood?

(e) Name the disease which occurs in adults due to the deficiency of iodine in the diet. What is the main symptom of this disease?

2374.

Q. Identify the correct sequence of human evolution ?(a) Australopithecus (b) Ramapithecus (c) Homo erectus (d) Homo habilis (e) Homo sapiens (1) a, b, d, c, e(2) b, a, d, c, e (3) a, b, c, e, d(4) b, a, c, e, d

Answer» Q. Identify the correct sequence of human evolution ?
(a) Australopithecus (b) Ramapithecus
(c) Homo erectus (d) Homo habilis
(e) Homo sapiens
(1) a, b, d, c, e
(2) b, a, d, c, e
(3) a, b, c, e, d
(4) b, a, c, e, d
2375.

Lowest part of the brain.

Answer»

Lowest part of the brain.


2376.

What is the primary function of the Calvin cycle?

Answer»

What is the primary function of the Calvin cycle?


2377.

We say fossil fuels will last only for a few hundred years. Comment​

Answer» We say fossil fuels will last only for a few hundred years. Comment​
2378.

Robert Brown discovered

Answer»

Robert Brown discovered


2379.

Why do xylem cells have extra reinforcements in their cell walls?

Answer»

Why do xylem cells have extra reinforcements in their cell walls?


2380.

In which part of the digestive tract does the maximum digestion of nucleic acids takes place?

Answer» In which part of the digestive tract does the maximum digestion of nucleic acids takes place?
2381.

Question 1How do poriferan animals differ from coelenterate animals?

Answer»

Question 1

How do poriferan animals differ from coelenterate animals?



2382.

Which of the following options represent a pair of strong acid and strong base, respectively?

Answer»

Which of the following options represent a pair of strong acid and strong base, respectively?

2383.

3.Can you identify the correct sequence of taxonomical categories ? a)species to order to phylum to kingdom b) genus to species to order to kingdom c) species to genus to order to phylum

Answer»

3.Can you identify the correct sequence of taxonomical categories ?

a)species to order to phylum to kingdom

b) genus to species to order to kingdom

c) species to genus to order to phylum

2384.

Why cant we write Mg+O2==>MgO+O like as the O3 reacts to form O2 and O

Answer»

Why cant we write Mg+O2==>MgO+O like as the O3 reacts to form O2 and O

2385.

What forms the transport system in highly organised plants?

Answer» What forms the transport system in highly organised plants?
2386.

The movement of substances from a region of higher concentration to a region of lower concentration is called __.

Answer»

The movement of substances from a region of higher concentration to a region of lower concentration is called __.

2387.

In brief, state what happen when(i) Dry apricot are left for some time in pure water and later transferred to sugar solution. (ii) A red blood cell is kept in concentrated salt solution.(iii) The plasma membrane of a cell breaks down.(iv) Rheo leaves are boiled in water first and then a drop of sugar syrup is put on it.​(v) Golgi apparatus is removed from the cell.

Answer» In brief, state what happen when

(i) Dry apricot are left for some time in pure water and later transferred to sugar solution.

(ii) A red blood cell is kept in concentrated salt solution.

(iii) The plasma membrane of a cell breaks down.

(iv) Rheo leaves are boiled in water first and then a drop of sugar syrup is put on it.

​(v) Golgi apparatus is removed from the cell.
2388.

In what ways are puberty and adolescence result of the activity of some glands in the human body?

Answer»

In what ways are puberty and adolescence result of the activity of some glands in the human body?

2389.

One of the following animals does not use tracheae as the respiratory organs. This animal is : (a) grasshopper (b) prawn (c) mosquito (d) cockroach

Answer»

One of the following animals does not use tracheae as the respiratory organs. This animal is :
(a) grasshopper
(b) prawn
(c) mosquito
(d) cockroach

2390.

percentage of inflated pod, wrinkled seed and axial flower obtained in F2 generation of monohybrid cross are?

Answer» percentage of inflated pod, wrinkled seed and axial flower obtained in F2 generation of monohybrid cross are?
2391.

Which of the following correctly represents heterozygous condition?

Answer» Which of the following correctly represents heterozygous condition?
2392.

What is incorrect about tissue culture?

Answer» What is incorrect about tissue culture?
2393.

It was defined that inorganic compounds are obtained from non living sources and organic from living how?

Answer» It was defined that inorganic compounds are obtained from non living sources and organic from living how?
2394.

Give one word answers for each of the following. I) Green colored pigment in plants. II) The process of taking food and its utilization by the body. III) The process by which green plants prepare their food. IV) Leaves with white and green patches.

Answer»

Give one word answers for each of the following.
I) Green colored pigment in plants.
II) The process of taking food and its utilization by the body.
III) The process by which green plants prepare their food.
IV) Leaves with white and green patches.


2395.

What is Common name of ehthylbenzene ?

Answer» What is Common name of ehthylbenzene ?
2396.

Mention which of the statements are true (T) and which are false (F). Give reason in support of your answer. (a) Adrenaline is often described as the emergency hormone. (b) There are two kinds of diabetes (mild and severe) related with two different hormones. (c) Simple goitre can be prevented by using iodised salt in food. (d) Pituitary is popularly called the master gland. (e) Hormones "obey" the commands like "enough, slow down or "two little, speed up". (f) Gigantism and dwarfism in humans basically depend on the quality and quantity of the food eaten during early growing age.

Answer»

Mention which of the statements are true (T) and which are false (F). Give reason in support of your answer.

(a) Adrenaline is often described as the emergency hormone.

(b) There are two kinds of diabetes (mild and severe) related with two different hormones.

(c) Simple goitre can be prevented by using iodised salt in food.

(d) Pituitary is popularly called the master gland.

(e) Hormones "obey" the commands like "enough, slow down or "two little, speed up".

(f) Gigantism and dwarfism in humans basically depend on the quality and quantity of the food eaten during early growing age.

2397.

Rice is rich in

Answer»

Rice is rich in


2398.

What is gram negative and gram positive Bacteria? Elaborate

Answer» What is gram negative and gram positive Bacteria? Elaborate
2399.

Name the three processes involved in the treatment of wastewater.

Answer»

Name the three processes involved in the treatment of wastewater.



2400.

What are animal hormones?

Answer»

What are animal hormones?