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Akash Sonkusare
1. A person with vision defect ‘Myopia’ can see
A. nearby objects clearly
B. distant objects clearly
C. nearby as well as distant objects clearly
D. neither nearby nor distant objects clearly
Akash Sonkusare
1. A person with vision defect ‘Myopia’ can see
A. nearby objects clearly
B. distant objects clearly
C. nearby as well as distant objects clearly
D. neither nearby nor distant objects clearly
The Answer is- nearby objects clearly
2. The mirror used by the dentists to see the teeth of the patients –
A. convex
B. concave
C. plane
D. None of these
B. concave
C. plane
D. None of these
The Answer is- concave
3. Which of the following is a plant hormone?
A. Insulin
B. Thyroxin
C. Oestrogen
D. Cytokinin
A. Insulin
B. Thyroxin
C. Oestrogen
D. Cytokinin
The Answer is- Cytokinin
4. The ‘xylem’ in plants is reponsible mainly for-
A. Transportation of food
B. Transportation of amino acid
C. Transportation of water
D. Transportation of oxygen
A. Transportation of food
B. Transportation of amino acid
C. Transportation of water
D. Transportation of oxygen
The Answer is- Transportation of water
5. Which of the following is a correct statement?
A. Energy flow in the biospheric ecosystem is unidirectional
B. Energy flow in the biospheric ecosystem is cyclic
C. Relative loss of energy in natural ecosystem decreases with increasing trophic levels
D. Species at progressively higher tropic levels appear to
be less efficient in using available energy
A. Energy flow in the biospheric ecosystem is unidirectional
B. Energy flow in the biospheric ecosystem is cyclic
C. Relative loss of energy in natural ecosystem decreases with increasing trophic levels
D. Species at progressively higher tropic levels appear to
be less efficient in using available energy
The Answer is- Energy flow in the biosphericecosystem is
6. The temperature of the human body
A. decreases in winters
B. increases in summers
C. neither decreases in winters nor increases in summers
D. increases in winters
A. decreases in winters
B. increases in summers
C. neither decreases in winters nor increases in summers
D. increases in winters
The Answer is- neither decreases in winters nor increase
7. The most important factor contributing to the loss of vulture population in India
A. Viral Infection
B. Bacterial infection
C. Administering of pain killers to cattle
D. Administering of estrogen injection to cattle
A. Viral Infection
B. Bacterial infection
C. Administering of pain killers to cattle
D. Administering of estrogen injection to cattle
The Answer is- Administering of pain killers to cattle
8. The main pollutant in the smoke coming from cigarette is
A. Carbon monoxide and Dioxin
B. Carbon monoxide and Nicotine
C. Carbon Monoxide and Benzene
D. Dioxin and Benzene
A. Carbon monoxide and Dioxin
B. Carbon monoxide and Nicotine
C. Carbon Monoxide and Benzene
D. Dioxin and Benzene
The Answer is- Carbon Monoxide and Benzene
9. ‘Pyrheliometer’ is used for measuring –
A. Sun spots
B. Solar radiation
C. Air temperature
D. Temperature of plants
A. Sun spots
B. Solar radiation
C. Air temperature
D. Temperature of plants
The Answer is- Solar radiation
10. The problem of water pollution with arsenic is maximum in
A. Haryana
B. Rajasthan
C. Madhya Pradesh
D. West Bengal
A. Haryana
B. Rajasthan
C. Madhya Pradesh
D. West Bengal
The Answer is- West Bengal
11. Which of the following is not correct about ecosystem?
A. it comprises both, abiotic and biotic components
B. It has its own productivity
C. It is a closed system
D. It is a natural resource system
A. it comprises both, abiotic and biotic components
B. It has its own productivity
C. It is a closed system
D. It is a natural resource system
The Answer is- It is a closed system
12. Which of the following denote water salinity gradient?
A. Thermocline
B. Halocline
C. Pycnocline
D. Chemocline
A. Thermocline
B. Halocline
C. Pycnocline
D. Chemocline
The Answer is- Halocline
13. Which of the following species is the largest of the ‘toothed whales’?
A. Finback whale
B. Blue whale
C. Sperm whale
D. Humpback whale
A. Finback whale
B. Blue whale
C. Sperm whale
D. Humpback whale
The Answer is- Sperm whale
14. Which one of the following provides the cyrogenic indicator of climate change?
A. Ice core
B. Fossilized pollen
C. Tree ring growth
D. Evaporite deposits
A. Ice core
B. Fossilized pollen
C. Tree ring growth
D. Evaporite deposits
The Answer is- Ice core
15. Which of the following is not related to the astronomical theories of climate change?
A. Ecentricity of earth’s orbit
B. Obliquity of Earth’s rotational axis
C. Precession of equinoxes
D. Solar irradiance
A. Ecentricity of earth’s orbit
B. Obliquity of Earth’s rotational axis
C. Precession of equinoxes
D. Solar irradiance
The Answer is- Solar irradiance
16. Normal temperature of human body is 98.4 degree F. Its equivalent temperature in degreC is
A. 40.16
B. 36.89
C. 35.72
D. 32.36
A. 40.16
B. 36.89
C. 35.72
D. 32.36
The Answer is- 36.89
17. When doctor tells a person that he/she has been affected with tetraplagia, it means that he/she is suffering from paralysis of –
A. right hand only
B. left hand only
C. his both legs
D. both hand and legs
A. right hand only
B. left hand only
C. his both legs
D. both hand and legs
The Answer is- both hand and legs
18. Which of the following is semiconductor?
A. Plastic
B. Aluminium
C. wood
D. Germanium
18. Which of the following is semiconductor?
A. Plastic
B. Aluminium
C. wood
D. Germanium
The Answer is- Germanium
19. Grains of Basmati rice get elongated on being cooked because of higher content of –
A. Lysine
B. Amylose
C. Sugar
D. Oil
A. Lysine
B. Amylose
C. Sugar
D. Oil
The Answer is- Amylose
20. The disease caused due to deficiency of iron is known as
A. Color blindness
B. Night blindness
C. Anaemia
D. Tuberculosis
A. Color blindness
B. Night blindness
C. Anaemia
D. Tuberculosis
The Answer is- Anaemia
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