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1051.

Give three examples of response to stimuli.

Answer»

Give three examples of response to stimuli.

1052.

Which part of a plant regulates its water content?(a) root(b) stem(c) leaf(d) flower

Answer» Which part of a plant regulates its water content?

(a) root

(b) stem

(c) leaf

(d) flower
1053.

Name some of the causes of non-communicable diseases.

Answer» Name some of the causes of non-communicable diseases.


1054.

Complete the following statements by using the correct option from those given below.(Irradiation, dehydration, pasteurization, natural, chemical)(a) Drying the food grains from farms under the hot sun is called .......... .(b) Materials like milk are instantly cooled after heating up to a certain high temperature. This method of food preservation is called .......... .(c) Salt is a .......... type of food preservative.(d) Vinegar is a .......... type of food preservative.

Answer» Complete the following statements by using the correct option from those given below.

(Irradiation, dehydration, pasteurization, natural, chemical)

(a) Drying the food grains from farms under the hot sun is called .......... .

(b) Materials like milk are instantly cooled after heating up to a certain high temperature. This method of food preservation is called .......... .

(c) Salt is a .......... type of food preservative.

(d) Vinegar is a .......... type of food preservative.
1055.

Normal blood pressure of a healthy person in mm Hg is

Answer»

Normal blood pressure of a healthy person in mm Hg is


1056.

The transportion of oxygen to all cells in the body from the lungs is undertaken by the

Answer»

The transportion of oxygen to all cells in the body from the lungs is undertaken by the



1057.

Differentiate between homozygous and heterozygous organisms in a tabular form.

Answer» Differentiate between homozygous and heterozygous organisms in a tabular form.
1058.

How is blood pressure measured using sphygmomanometer?

Answer» How is blood pressure measured using sphygmomanometer?
1059.

The leaf depicted in the image has ________ venation.

Answer»

The leaf depicted in the image has ________ venation.




1060.

Which of the following disease is caused by virus?

Answer»

Which of the following disease is caused by virus?


1061.

Write short note on tap root system. [2 marks]

Answer» Write short note on tap root system. [2 marks]
1062.

Match the following : S. No Column A S. No Column B (a) root 1. stem grows in height (b) part of stem between nodes 2. growing from plumule (c) stem 3. growing from radical (d) bud 4. internode

Answer»

Match the following :







































S. No



Column A



S. No



Column B



(a)



root



1.



stem grows in height



(b)



part of stem between nodes



2.



growing from plumule



(c)



stem



3.



growing from radical



(d)



bud



4.



internode




1063.

Give three examples of everyday things that can be reused at home. [3 MARKS]

Answer»

Give three examples of everyday things that can be reused at home. [3 MARKS]

1064.

The florets in the centre are called___ florets.

Answer» The florets in the centre are called___ florets.
1065.

If bones are broken, then that indicates a

Answer»

If bones are broken, then that indicates a


1066.

Just like a locomotive engine, muscles can only _____.

Answer»

Just like a locomotive engine, muscles can only _____.


1067.

The number of hyperconjugation structure in C6H5CH

Answer» The number of hyperconjugation structure in C6H5CH
1068.

XeO4 structure hybridization

Answer» XeO4 structure hybridization
1069.

Maria did a survey where she asked all the children in her school to name their favourite pet. The results are shown in the pie chart.If 720 children said their favourite pet was a Dog, how many children said their favourite pet was a Rabbit?

Answer»

Maria did a survey where she asked all the children in her school to name their favourite pet. The results are shown in the pie chart.


If 720 children said their favourite pet was a Dog, how many children said their favourite pet was a Rabbit?




1070.

Which of the following minerals is necessary to make haemoglobin present in the red blood cells?

Answer»

Which of the following minerals is necessary to make haemoglobin present in the red blood cells?


1071.

Question 16'Osmosisis a special kind of diffusion’. Comment.

Answer» Question 16

'Osmosisis a special kind of diffusion’. Comment.
1072.

Rita carried out an experiment, she took two transparent plastic jars and labeled them as Jar 1 and Jar 2. In Jar 1 she placed a cockroach, pieces of bread and water. In Jar 2 she placed a cockroach, pieces of bread but no water. She then covered both the jars with a mosquito net. What will be her observations after a few days?

Answer»

Rita carried out an experiment, she took two transparent plastic jars and labeled them as Jar 1 and Jar 2. In Jar 1 she placed a cockroach, pieces of bread and water. In Jar 2 she placed a cockroach, pieces of bread but no water. She then covered both the jars with a mosquito net. What will be her observations after a few days?


1073.

What is 'Ori'? State it's importance during cloning of a vector. [2 Marks]

Answer» What is 'Ori'? State it's importance during cloning of a vector. [2 Marks]
1074.

Which of these acts as a shock absorber at the joints?(a) cartilage(b) ligaments(c) tendons(d) biceps

Answer» Which of these acts as a shock absorber at the joints?

(a) cartilage

(b) ligaments

(c) tendons

(d) biceps
1075.

Identify the longest bone in the human body.

Answer»

Identify the longest bone in the human body.



1076.

Which one of the following foods is a body-building food?

Answer»

Which one of the following foods is a body-building food?


1077.

Define(i) Law of segregation(ii) Law of independent assortment(iii) Law of dominance

Answer»

Define



(i) Law of segregation



(ii) Law of independent assortment



(iii) Law of dominance



1078.

What is meant by communicable diseases ? Name any two communicable diseases .

Answer»

What is meant by communicable diseases ? Name any two communicable diseases .



1079.

What are the different types of aquatic habitats? Explain.

Answer» What are the different types of aquatic habitats? Explain.
1080.

Name some of the causes of non-communicable diseases.

Answer» Name some of the causes of non-communicable diseases.


1081.

The type of movement seen in snakes is

Answer» The type of movement seen in snakes is
1082.

Identify the saprotroph from the given organisms.

Answer»

Identify the saprotroph from the given organisms.



1083.

List down the uses of the given spice.

Answer» List down the uses of the given spice.


1084.

why we cannot find entrophy at cons†an t volume

Answer» why we cannot find entrophy at cons†an t volume
1085.

The abiotic factors important for living organisms are:

Answer»

The abiotic factors important for living organisms are:


1086.

Explain nastic movements.

Answer» Explain nastic movements.
1087.

____________ is a substance or product that is used or intended to be used to modify or explore physiological systems or pathological states for the benefits of the recipient.

Answer»

____________ is a substance or product that is used or intended to be used to modify or explore physiological systems or pathological states for the benefits of the recipient.



1088.

The bones at the joints are held together by(a) ligaments.(b) cartilage.(c) tendons.(d) bone marrow.

Answer» The bones at the joints are held together by

(a) ligaments.

(b) cartilage.

(c) tendons.

(d) bone marrow.
1089.

a) What is deficiency disease?b) Name the deficiency disease caused due to proteins, carbohydrates and fats.

Answer» a) What is deficiency disease?



b) Name the deficiency disease caused due to

proteins, carbohydrates and fats.
1090.

The above diagram represents ___.

Answer»

The above diagram represents ___.

1091.

Which nutrient is richly present in animal products?

Answer»

Which nutrient is richly present in animal products?


1092.

Digestion does not occur in which of the following parts of the digestive system?

Answer»

Digestion does not occur in which of the following parts of the digestive system?



1093.

Question 47Why are lysosomes also known as “scavengers of the cells”?

Answer»

Question 47

Why are lysosomes also known as “scavengers of the cells”?



1094.

Chassez l'intrus.1. salon/salle de bains/cuisine/lit.2. bureau/chaise/salle à manger/lit.3. sac/réfrigérateur/télévision/micro - ondes.4. médecin/journaliste/immeuble/infirmière.

Answer» Chassez l'intrus.

1. salon/salle de bains/cuisine/lit.

2. bureau/chaise/salle à manger/lit.

3. sac/réfrigérateur/télévision/micro - ondes.

4. médecin/journaliste/immeuble/infirmière.
1095.

What are the types of cells based on the presence or absence of nucleus?

Answer»

What are the types of cells based on the presence or absence of nucleus?

1096.

what is the monomer of cellulose

Answer» what is the monomer of cellulose
1097.

What are Antagonistic Muscles? Explain in breif.

Answer» What are Antagonistic Muscles? Explain in breif.
1098.

(a) Name the cell that make the nervous tissue.(b) Draw a well labelled diagram.

Answer» (a) Name the cell that make the nervous tissue.



(b) Draw a well labelled diagram.
1099.

What is the beriberi disease

Answer» What is the beriberi disease
1100.

Explain the role of carbon dioxide play in plant life processes?

Answer» Explain the role of carbon dioxide play in plant life processes?