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What we do to beautifully our environment and surround us

Give the chemical composition of cell wall in plant and fungi respectively.

What are the function of nucleus?

How plants get nutrients ?

The process of ___ is the net movement of the molecule from a region of high concentration to a region of low concentration.

I am a distinct whitish oval scar on the concave side of the seed. Who am I?

While visiting an aquarium, Aman noticed that fishes open and close their mouths and gill slits frequently. This action forces the surrounding water to enter their body.

Which of the following statements justifies the observation made by Aman?

Which of the following diseases are caused by viruses containing DNA as their genetic material?

Which of the following statements about vacuole is correct?

The blood group which is the universal acceptor is (i)______ and the one that is universal donor is (ii)______.

Energy released during respiration is stored in the form of ATP or ___________.

Which type of connective tissue is mainly concerned with immunity?

Which among the following gives urine a pale yellow colour?

In humans, the urinary bladder opens into

'Animals belong to phylum coelenterata are diploblastic.' What do you mean by the term diploblastic?

Which of the following are required for strong connective tissues?

Name two exotic breeds of hen which have been successfully acclimatised in India.

Which of the following animal can fly as well as walk?

Which of the following is true about the circulatory system of animals?

Match the following______

Column I Column II

i. Myasthenia gravis a. Accumulation of uric acid

ii. Osteoarthritis. b. new bone creation doesn't keep up with old bone removal

iii. Gouty arthritis. c. wearing down of the cartilage in older people.

iv. Osteoporosis. d. Autoimmune response to neuromuscular junction

Complete the following biochemical equation of respiration and select the correct answer

$C_6{H}_{12}{O}_6+6O_2\to$

A certain tissue exhibits the following characteristics. Identify the tissue :

1.Covers the surface of organs

2.Has basement membrane

3.Has no dedicated supply of blood vessels

4.Has ability to form junctions and fill gaps

What are vertebrate animals?

Which of the following is not a feature of the earthworm?

What is the significance of membranes?

Meristematic tissues have prominent nuclei and dense cytoplasm but they lack vacuole.why?

The amino acid is formed by the decomposition of which component of our diet?

____________ muscle has striations and is not under the control of CNS.

Major use of nitrogen is in the production of-

In the process of digestion, the enzymes 'X' and 'Y' at location 'A' and location 'B' are such that 'X' converts maltose into glucose and 'Y' converts peptides to amino acids. Identify X and Y.

Humans cannot digest high fibre substances like grass. This is because humans _____ .

Residual volume is

Which type of epithelium is found in the cornea of eye?

Wat is the branch of biomedical science that covers the study of all aspects of the immune system in all organisms?

The genetic composition of an organism is known as

Enumerate functions of plasma membrane.

As human teeth are different in shape and size, humans are called ___ .

Why do we sweat only during summers?

Which of the following involves the use of oxygen to oxidise food?

What is fermentation?

In earthworm,

Raw tomato and unripe chillies are green. During ripening the __ degenerates and the masked red takes over.

Glycolysis is also known as ___ .

Find out the wrong match:

Lichens are a well-known combination of an alga and a fungus, where the fungus has