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Which of the following are monocotyledonous endospermic seeds?

What advice would you have given Walter on his diet?

Structures present in the cell which carry out specific functions are called___________.

The habitat of plants and animals that live in water is called ________ .

Which of the following food is rich in protein?

Which type of ant(s) is/are the most authoritative of all?

The growth of a tendril in pea plants is due to

Give one example for unicellular plant ?

Statement I: Energy is required by every living organism to survive and carry out different activities.

Statement II: Living organisms obtain this energy through nutrition.

Statement III: Nutrition alone is enough to provide the required energy to an organism.



Which of the following statement(s) is/are correct?

Which of the following is an endangered species of animals?

Observe the picture given below. Molds on bread piece are ______.

The process of removing water in the form of vapour from the leaves is called __________ .

Question 42

Differentiate the following activities on the basis of voluntary (V) or involuntary (IV) muscles.

(a) Jumping of frog

(b) Pumping of the heart

(c) Writing with hand

(d) Movement of chocolate in your intestine

Which of the following is an edible root?

What are insectivorous plants? Give two examples.

What type of joint is present in the wrist?

Ball and socket joint

Hinge joint

Fixed joint

Gliding joint

Which of the following is a rich source of sodium?

Question 9

Fill in the blanks from the list of words given below:

$\begin{array}{c}\text{carbohydrate, fat, protein, starch, sugar, Vitamin A, Vitamin C, roughage, balanced diet, obesity, goitre}\end{array}$

(a) Egg yolk is rich in __ and egg albumin is rich in __.

(b) Deficiency diseases can be prevented by taking a __.

(c) Eating too much of fat rich foods may lead to a condition called __.

(d) The component of food that does not provide any nutrient to our body and yet is essential in our food is __.

(e) The vitamin that gets easily destroyed by heating during cooking is __.

Question 12

Identify the animal in the grid given below and categorise them into herbivore, carnivore and omnivore.

Question 74

Describe the alimentary canal of man.

Locomotion is necessary for organisms _____ .

Observe the diagram and fill in the box with the appropriate choice.

The area of an equilateral triangle of side 14 cm is

The flexibility in human ear and the tip of the nose is provided by:

Question 1 (a)

Which kind of garbage is not converted into compost by the redworms?

Glucose produced by the plants during photosynthesis is a __________

Name two organelles that contains their own genetic material.

Which of the following options consists of only living things?

Which one of the following is not a part of the excretory system?

Consider the following four statements regarding the nervous system of a cockroach and choose the correct option indicating as true (T) or false (F) respectively.

1. The Brain of a cockroach is primitive and is made of 2 supra-oesophageal and 1 sub-oesophageal ganglia, connected by 2 circum-oesophageal connectives.

2. It has 3 thoracic and 6 abdominal, segmental ganglia.

3. All the Sensory organs are under the control of the brain directly.

4. Receptors are of tactile, chemo and photo sensory in nature

In which of the following organism, all functions of the body are carried out by a single cell?

Which of the following process indicates fertilisation?

Maryland mammoth tobacco is a short day plant. Its critical duration of darkness is 10 hours. Under which of the following conditions will it NOT flower?

Question 12

In the following groups of materials, which group(s) contains only non-biodegradable items?

(i) Wood, paper, leather

(ii) Polythene, detergent, PVC

(iii) Plastic, detergent, grass

(iv) Plastic, bakelite, DDT



(a) (iii)

(b) (iv)

(c) (i) and (iii)

(d) (ii) and (iv)