Thermophilic

Q.

Most living organisms cannot survive at the temperature above ${45}^{0}C$ How are some microbes able to live in habitats with temperatures exceeding ${100}^{0}C$?

Q. Chemosynthetic bacteria obtain energy from

1. Infrared rays
2. Inorganic chemicals
3. Organic substances
4. Sun

Q. Regarding the assertion and reason, choose the correct option:
Assertion [A]: Most reptiles are examples of thermophiles.
Reason [R]: Thermophiles can thrive only in low temperatures.

1. Both A and R are correct but R does not explain A
2. Both A and R are incorrect
3. A is correct but R is incorrect
4. Both A and R are correct and R explains A

Q. Regarding the assertion and reason, choose the correct option:
Assertion [A]: Most reptiles are examples of thermophiles.
Reason [R]: Thermophiles can thrive only in low temperatures.

1. Both A and R are correct and R explains A
2. Both A and R are correct but R does not explain A
3. A is correct but R is incorrect
4. Both A and R are incorrect

Q. Most living organisms cannot survive at temperature above ${45}^o$C. How are some microbes able to live in habitats with temperatures exceeding ${100}^o$C?

Q. Largest RBC is found in

1. Frog
2. Elephants
3. Muskdeer
4. Amphiuma (salamender)

Q. Birds and humans can be categorised as organisms who ___________.

1. aestivate in response to changes in the external environment
2. conform to the changes in the external environment
3. hibernate in response to changes in the external environment
4. always maintain a stable internal environment irrespective of the changes in the external environment

Q. Regarding the assertion and reason, choose the correct option:
Assertion [A]: Most reptiles are examples of thermophiles.
Reason [R]: Thermophiles can thrive only in low temperatures.

1. Both A and R are correct and R explains A
2. Both A and R are correct but R does not explain A
3. A is correct but R is incorrect
4. Both A and R are incorrect