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Who among the following is known as Father of Taxonomy?

What is acute disease?

Apart from helping to conserve water, what other purpose do the spines in cactus serve?

Lungs are located in ___ cavity of our body.

Define passive transport.[ 1 MARK]

Which blood vessel has the largest amount of urea?

Why is a cell called the basic structural and functional unit of a living organism?

Why air is called "breath of life"?

What is a easier way to remember the taxonomy?

Give the characteristics and function of xylem fibres.

Pyruvic acid is formed during

The bean-shaped organ that filters the waste materials out of blood is:

Which functions are performed by enzymes secreted in human digestive system?

The problems such as flood, soil erosion, extinction of wild species and global warming can be reduced to an extent by the process of ___ .

How can platyhelmenthes exhibit both organ level and organ system levels of organizations as mentioned in NCERT text book?

In terrestrial areas temperature and rainfall is affected by:

__________ are carriers of plague.

Name an exotic breed of honey bee grown in India.

Complete the following statements:

(a) Hypotonic solution is one in which the solution kept outside the cell has a lower solute concentration than .............................. the cell.

(b) Active transport is one in which the ions outside the roots move in with expenditure of energy ..............................

(c) The bending movements of certain flowers towards the sun and the sleep movements of certain plants at night are examples of ..............................

The major components of our food are

What is required for being healthy and disease-free?

The gland that is activated for lactation is___ .

.................... is a single-celled body that has an oval shape.

A disease characterized by pain and stiffness in the joint due to swelling of the joint lining is

Asthma is a/an ______.

The meaning of drowsy is

Identify the organisms to which cell theory cannot be applied:

In which of the following organelles double membrane is not present?

Vitamin C deficiency causes __

Which is not a source of fresh water?

Which of the following parts of a nephron is present in medulla region of a kidney?

Which type of joint is found in the following bones?

Respiratory dieases in which cells division takes place without any control and causes tumours is called ___.

The basic principle based on which we categorize plant tissues as meristematic and permanent is:

Choose the correct statement(s):

(i) Chlorophyll plays a major role in the process of photosynthesis.

(ii) Plants prepare food only from water.

The number of bones in the top portion of the skull, which protects the brain is ___.

Which type of skeletal tissue contain chondrin and ossein respectively ?

Housefly is a carrier of _________ germs

Antibiotics are mostly produced from _____.

The common biofertiliser used in organic farming is:

Question 20
Name two diseases caused by a Protozoan. What are their causal organisms?

Give one example of (i) apical meristem and (ii) lateral meristem.

Unlike grown up plants, germinating seeds produce only ___ gas.

Which ion is essential for muscle contraction?

___________ pollinated flowers usually have brightly coloured flowers.