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1701.

______ is the reproductive part of a plant.

Answer»

______ is the reproductive part of a plant.



1702.

What could be a suitable title to this passage?

Answer»

What could be a suitable title to this passage?


1703.

The joints that resemble opening and closing of the door is

Answer»

The joints that resemble opening and closing of the door is


1704.

Question 13 Read the function of parts of a plant given below: (a) fixes plant to the soil (b) prepares starch (c) takes part in reproduction (d) supports branches and bears flowers In the diagram, write the names of the parts whose function you have just read at the appropriate space.

Answer»

Question 13

Read the function of parts of a plant given below:
(a) fixes plant to the soil
(b) prepares starch
(c) takes part in reproduction
(d) supports branches and bears flowers
In the diagram, write the names of the parts whose function you have just read at the appropriate space.

1705.

What is plastid ?

Answer»

What is plastid ?

1706.

In animals where fertilization is internal, development of an individual after fertilization can occur in two different ways. What are these two ways?

Answer» In animals where fertilization is internal, development of an individual after fertilization can occur in two different ways. What are these two ways?
1707.

What is the connection between animals and mould/moss?

Answer»

What is the connection between animals and mould/moss?

1708.

44. What will be the concentration of nitrate ion when equal volume of 0.1M AgNO3 and 0.1M NaCl is added together?

Answer» 44. What will be the concentration of nitrate ion when equal volume of 0.1M AgNO3 and 0.1M NaCl is added together?
1709.

Which part of terrestrial plants absorbs nutrients and water from the soil?

Answer»

Which part of terrestrial plants absorbs nutrients and water from the soil?


1710.

How can we guess the age of a plant by counting the rings in the stem of a plant?

Answer»

How can we guess the age of a plant by counting the rings in the stem of a plant?

1711.

Which of the following is an adaptation in cactus?

Answer»

Which of the following is an adaptation in cactus?


1712.

What is asexual reproduction

Answer» What is asexual reproduction
1713.

Plants do undergo movement. Justify the statement.

Answer» Plants do undergo movement. Justify the statement.
1714.

Question 5 (a) Collect different kinds of packaging materials. What was the purpose for which each one was used? Discuss in groups.

Answer»

Question 5 (a)

Collect different kinds of packaging materials. What was the purpose for which each one was used? Discuss in groups.

1715.

Can we call stalk as petiole

Answer» Can we call stalk as petiole
1716.

Once Bala was explaining components of food to her friend Sakshi. While explaining carbohydrates, she said rice is a rich source of carbohydrates. Sakshi was very inquisitive to know the proof for this statement. Which of the following chemicals should Bala use to prove the presence of carbohydrates in rice?

Answer»

Once Bala was explaining components of food to her friend Sakshi. While explaining carbohydrates, she said rice is a rich source of carbohydrates. Sakshi was very inquisitive to know the proof for this statement. Which of the following chemicals should Bala use to prove the presence of carbohydrates in rice?


1717.

Describe the human ribcage in detail. [5 MARKS]

Answer»

Describe the human ribcage in detail. [5 MARKS]

1718.

Statement: For better health have fruits instead of vitamin supplementing tablets. Assumptions: I. Vitamins are essential for good health II. Vitamins supplementing tablets do not help at all in attaining good health.

Answer»

Statement: For better health have fruits instead of vitamin supplementing tablets.
Assumptions:
I. Vitamins are essential for good health
II. Vitamins supplementing tablets do not help at all in attaining good health.


1719.

cricketer moves his hands backwards while he throws a ball why?

Answer» cricketer moves his hands backwards while he throws a ball why?
1720.

The given picture shows the way Bala processed the food. Identify where she went wrong and why? 1. Washing the beans 2. Cutting the beans 3. Washing again

Answer» The given picture shows the way Bala processed the food. Identify where she went wrong and why?

1. Washing the beans

2. Cutting the beans

3. Washing again


1721.

35. The total no of ions present in 1 ml of 0.1M barium nitrate solution is

Answer» 35. The total no of ions present in 1 ml of 0.1M barium nitrate solution is
1722.

Read the following chart: How many students like vanilla flavor?

Answer»

Read the following chart:

How many students like vanilla flavor?


1723.

The definition of "living and nonliving things that are around a living thing" best fits which science term?

Answer»

The definition of "living and nonliving things that are around a living thing" best fits which science term?



1724.

Answer in brief:(a) Why should we conserve biodiversity?(b) Protected forests are also not completely safe for wild animals.Why?(c) Some tribals depend on the jungle. How?(d) What are the causes and consequences of deforestation?(e) What is Red Data Book?(f) What do you understand by the term migration?

Answer»


Answer in brief:




(a) Why should we conserve biodiversity?



(b) Protected forests are also not completely safe for wild animals.
Why?



(c) Some tribals depend on the jungle. How?



(d) What are the causes and consequences of deforestation?



(e) What is Red Data Book?



(f) What do you understand by the term migration?

1725.

what are the similarities and dissimilarity between lungs and gills?

Answer» what are the similarities and dissimilarity between lungs and gills?
1726.

Question 23Oxygen liberated during photosynthesis comes from(a) water(b) chlorophyll(c) carbon dioxide(d) glucose

Answer»

Question 23

Oxygen liberated during photosynthesis comes from



(a) water

(b) chlorophyll

(c) carbon dioxide

(d) glucose



1727.

The following are abiotic and biotic components of an ecosystem. To which ecosystem do they belong? Water, Air, Algae, fish, Frog

Answer»

The following are abiotic and biotic components of an ecosystem. To which ecosystem do they belong?

Water, Air, Algae, fish, Frog


1728.

The movements of some parts of your body are not within your control. Can you name two such parts?

Answer» The movements of some parts of your body are not within your control. Can you name two such parts?
1729.

Which of these are found at the bottom of a pond?

Answer»

Which of these are found at the bottom of a pond?


1730.

Identify the organelle depicted and the part labelled 'A' in the given image.

Answer» Identify the organelle depicted and the part labelled 'A' in the given image.


1731.

Which of these plants is usually have weak-stems with numerous air spaces or wax-coated leaves?

Answer»

Which of these plants is usually have weak-stems with numerous air spaces or wax-coated leaves?


1732.

List the main functions of the human skeleton.

Answer» List the main functions of the human skeleton.
1733.

If one gets bruised with a rusted nail, what kind of disease can the person be infected with, if not vaccinated promptly?

Answer»

If one gets bruised with a rusted nail, what kind of disease can the person be infected with, if not vaccinated promptly?



1734.

What is the difference between thigmotropism and thigmonasty?

Answer» What is the difference between thigmotropism and thigmonasty?
1735.

Explain the factors responsible for the depletion of the water table.​

Answer» Explain the factors responsible for the depletion of the water table.​
1736.

Which part of the plant does the picture show?

Answer»

Which part of the plant does the picture show?


1737.

Give three reasons for dispersal of seeds in plants. [3 MARKS]

Answer»

Give three reasons for dispersal of seeds in plants. [3 MARKS]



1738.

Give the main functions of each of the following:(a) root(b) stem(c) leaf(d) flower

Answer» Give the main functions of each of the following:

(a) root

(b) stem

(c) leaf

(d) flower
1739.

State functions of a microscope

Answer» State functions of a microscope
1740.

What type of venation is seen in this leaf?

Answer»

What type of venation is seen in this leaf?


1741.

Define nutrition. What are the different types of nutrition found in a living organism? Give examples for each

Answer»

Define nutrition. What are the different types of nutrition found in a living organism? Give examples for each

1742.

Match the items in Column I with those in Column II: Column I Column II (a) Yeast (i) Earthworm (b) Diaphragm (ii) Gills (c) Skin (iii) Alcohol (d) Leaves (iv) Chest cavity (e) Fish (v) Stomata (f) Frog (vi) Lungs and skin (vii) Tracheae

Answer»


Match the items in Column I with those in Column II:



























































Column I





Column II



(a)



Yeast



(i)



Earthworm



(b)



Diaphragm



(ii)



Gills



(c)



Skin



(iii)



Alcohol



(d)



Leaves



(iv)



Chest cavity



(e)



Fish



(v)



Stomata



(f)



Frog



(vi)



Lungs and skin







(vii)



Tracheae


1743.

Give another name for 'producers'.

Answer» Give another name for 'producers'.
1744.

Mettez le dialogue en ordre.1. Et ta mère?2. Ma mère eat aussi dentiste.3. Que fait ton père?4. Elle est dentiste.5. Il est homme d'affaires.6. Il est avocat. Et ton père?

Answer» Mettez le dialogue en ordre.

1. Et ta mère?

2. Ma mère eat aussi dentiste.

3. Que fait ton père?

4. Elle est dentiste.

5. Il est homme d'affaires.

6. Il est avocat. Et ton père?
1745.

How much of moisture content in waste pile is ideal for composting?

Answer»

How much of moisture content in waste pile is ideal for composting?


1746.

The arrangement of flowers on a shoot is known as:

Answer»

The arrangement of flowers on a shoot is known as:



1747.

Which one of the following is a 'gastropod'?

Answer»

Which one of the following is a 'gastropod'?


1748.

How many female flowers occur in a cyathium?

Answer»

How many female flowers occur in a cyathium?


1749.

Which of the following are the examples of a herbivore?

Answer»

Which of the following are the examples of a herbivore?


1750.

“I am the path of food inside your body; I modify the food when it travels along me and make it usable by the body. Who am I?”

Answer»

“I am the path of food inside your body; I modify the food when it travels along me and make it usable by the body. Who am I?”