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Question 37

In Figure (a), (b) and (c), which appears more accurate and why?

What exactly is hairline fracture?

The diet of a herbivore includes _________.

Which of the following methods of reproduction are employed by Hydra?

Describe the locomotion in cockroaches.

The process by which organisms make copies of themselves is called ________ .

Which of the following only eats meat of dead and decaying animals to survive?

What food do the following animals eat? Also, classify them based on the food they eat. [3 MARKS]

$\begin{array}{c}\text{Buffalo}\\ \text{Cat}\\ \text{Lion}\end{array}$

The ovary of a flower has 20 ovules. How many seeds will a fruit that develops from that flower have?

Match the pictures that best describe the function of the components of blood given below.

Damage of ___ causes hearing impairment.

Which of the following will cause the Minamata disease?

Question 15

Which group of organisms are not constituents of a food chain?

(i) Grass, lion, rabbit, wolf

(ii) Plankton, man, fish, grasshopper

(iii) Wolf, grass, snake, tiger

(iv) Frog, snake, eagle, grass, grasshopper



(a) (i) and (iii)

(b) (ii) and (iv)

(c) (ii) and (iii)

(d) (i) and (iv)

Starch is produced by the process of:

Which plant shows a fibrous root system?

Which among the following is a symptom of indigestion?

How can we classify the plant family based on their habitat?

Question 10

Which among the following have scales?



(i) Amphibians

(ii) Pisces

(iii) Reptiles

(iv) Mammals



(a) (i) and (iii)

(b) (iii) and (iv)

(c) (ii) and (iii)

(d) (i) and (ii)

Question 30

Explain giving reasons



(a) Balanced diet is necessary for maintaining a healthy body.

(b) Health of an organism depends upon the surrounding environmental conditions.

(c) Our surrounding area should be free of stagnant water.

(d) Social harmony and good economic conditions are necessary for good health.

Which of the following insulates the internal organs?

State the ways in which nutrients in food can be preserved

Solubility of a substance depends upon:

The method of waste disposal in which the buried waste after a few days is reused as manure.

Why does a piece of bhakari begin to taste sweet after chewing it for some time?

In paragraph 6, the author provides the examples of crowberry and alpine azalea to demonstrate that

Which of the following statements about snakes are true?

Question 5

Which of the following leaves have reticulate venation?
Wheat, tulsi, maize, grass, coriander (dhania), China rose

Which of the following is a fruit?

How many cells does a bacteria have?

An object travels 20 m in 5 sec initially and then 40 m in 5 sec. What is the average speed of

the object?