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Which of the following is a biotic factor for man?

Which of the following mentioned snakes is poisonous?

The color of blood is due to the presence of______

Animals living in cold climates undergo winter sleep. This is known as_____

Sugar is obtained from __ plant.

Which of the following describes the vertebral column?

Give three reasons why food is important for us. [3 MARKS]

"stem has two way traffic." Comment

What is the optimum condition for seeds to germinate?

Question 4 (a)

Collect pieces of different kinds of paper. Find out which of these can be recycled.

What can be inferred from the picture given below?

Area of an equilateral triangle is equal to

Which one of the following microorganism live alone?

Consider the following pairs:

Which of the above pair(s) is/are correctly matched:

Food prepared in leaves are stored as

Muscle fatigue occurs due to

In the diagram below, what should be the nature of the product to enhance the efficiency of the process in step 5?

Which of the following is/are the functions of the root?

Husk, dried leaves and a part of crop plants could be converted into a useful product called:

Deficiency of vitamin C causes:

The joints around which movement occurs is:

Water vapours can ___ only if the outside temperature of the bell jar experiment setup is cold enough.

Which method is used to convert organic waste into manure?

Which of the following is added to muddy water to settle the colloidal particles?

What is the main role of large intestine?

A two-layered sac surrounding the heart is called

Which of the options is not a part of the subordinate clause in the following sentence?

We eat so that we may live.

Which of the following plants have fibrous roots?

What is exoskeleton

Name the microorganism that you observe growing on bread, cake and sometimes on your skin.
___

Match the following characteristics of living organisms with the details.

$\begin{array}{cc}\text{Characteristic}& \text{Details}\\ \text{1. Response to stimuli}& \text{a) Giving rise to another organism of the same kind}\\ \text{2. Reproduction}& \text{b) Reaction to sensations like touch, light, heat, cold and sound}\\ \text{3. Adaptation}& \text{c) Process of expelling waste}\\ \text{4. Excretion}& \text{d) Ability of an organism to adjust to the current environment}\end{array}$

Some movable joints allow movement only upto 180 degrees, an example of which would be the _____ .

The habitat of plants (for example - lotus plant) and animals (for example - fish, hippopotamus, seahorse, turtle) that live in water is called ____.

The main difference between gram (+)ve and gram (-)ve bacteria, resides in their _____.

Which part of the body is made up of cartilage?

The thick main vein in the center, separating the leaf into two parts, depicted in the image below is known as the ____________.

How do honeybees defend themselves?

Match the following:

$\begin{array}{ccc}\text{Coloumn 1}& \text{Coloumn 2}& \text{Coloumn 3}\\ \text{a. Calcium}& \text{i. Thyroxin}& \text{1. Milk}\\ \text{b. Iron}& \text{ii. Strengthens our teeth and bones}& \text{2. Kelp}\\ \text{c. Iodine}& \text{iii. Hemoglobin - oxygen trasnport}& \text{3. Kheer, Jaggery}\end{array}$

Which one of the following is an animal product?

Which of the following cells are not correctly matched with their function?

Difference between meiosis and mitosis. (3 marks)