Biology Set 1 (1-25Q)
Q1. In
increasing sequence, the major elements present in the human body are
1 Calcium, iron, sodium, phosphorus
2 Calcium, phosphorus, potassium,
sulphur
3 Calcium, iron, sodium, sulphur
4 Calcium, potassium, phosphorus, iron
Ans:1
Q2. The
image formed on the retina of a human eye is
1 Real and upright
2 Real and inverted
3 Imaginary and upright
4 Imaginary and inverted
Ans:2
Q3. Which
one of the following grows under the tree?
1 Cabbage
2 Bengal gram
3 Peanuts
4 Castor
Ans:3
Q4. Which
disease is more common among agricultural workers as compared to urban
population?
1 Lung's disease
2
Cirrhosis of liver
3 Hookworm infection
4 Cancer
Ans:3
Q5. The
"stones" formed in human kidney consist mostly of
1 Calcium oxalate
2 Magnesium sulphate
3 Sodium chloride
4 Sodium phosphate
Ans:3
Q6. The role
of chlorophyll in photosynthesis is
1 Absorption of water
2 Absorption of light
3 Absorption of Co2
4 None of these
Ans:2
Q7.
Herbicides are chemicals which control
1 Fungi
2 Weeds
3 Nematodes
4 Insects
Ans:2
Q8. Process
of breeding fish in ponds and artificial reservoirs is known as
1 Aquaculture
2 Fishing
3 Apiculture
4 Pisciculture
Ans:4
Q9. What is
meat by myopia?
1 Long-sightedness
2 Short-sightedness
3 Colour blindness
4 Night blindness
Ans:2
Q10. The
percentage of glucose present in the normal urine is
1 0.1%
2 2%
3 9.5%
4 0%
Ans:1
Q11.
Protective foods in our diet are
1 Fats and vitamins
2 Carbohydrates and minerals
3 Vitamins and minerals
4 Proteins and carbohydrates
Ans:4
Q12. The
function of hemoglobin in the body is
1 Transport of oxygen
2 Destruction of bacteria
3 Prevention of anemia
4 Utilisation of iron
Ans:1
Q13. Which
of the following pairs is incorrectly matched?
1 Encephalitis - Brain
2 Colitis - Colon
3 Hepatitis - Liver
4 Jaundice - Throat
Ans:4
Q14. Which
of the following crops helps in nitrogen fixation?
1 Rice
2 Wheat
3 Beans
4 Maize
Ans:3
Q15. Which one of the following ecosystems covers
the largest area of the earth's surface?
1 Desert Ecosystem
2 Grassland Ecosystem
3 Mountain Ecosystem
4 Marine Ecosystem
Ans:4
Q16.
Thalassaemia is a hereditary disease affecting -
1 Blood
2 Lungs
3 Heart
4 Kidney
Ans:1
Q17. Which
one of the following is a water soluble vitamin?
1 Vitamin A
2 Vitamin C
3 Vitamin D
4 Vitamin K
Ans:2
Q18.
Biological Oxygen demand (BOD) is used as a standard measure of
1 Oxygen level in forest System
2 Oxygen level in animals
3 Oxygen level in water system
4 Oxygen level in atmosphere
Ans:3
Q19. Fruit
most suitable for making jelly is
1 Papaya
2 Karunda
3 Mango
4 Banana
Ans:3
Q20. The
disease diphtheria affects
1 Lungs
2 Intestine
3 Throat
4 Body joints
Ans:3
Q21. The
most common communicable disease is
1 Influenza
2 Typhoid
3 Cholera
4 Polio
Ans:1
Q22. Among
the following, the richest source of protein is
1 Ground Nut
2 Rice
3
Potato
4 Apple
Ans:1
Q23. Which
of the following is a cellulose fiber?
1 Cotton
2 Wool
3 Rayon
4 Polyester
Ans:1
Q24. Which
of the following vitamins helps in the absorption of calcium?
1 Vitamin A
2 Vitamin B
3 Vitamin C
4 Vitamin D
Ans:4
Q25. Dengue
fever is spread by
1 Aedes aegypti mosquito
2 Common House flies
3 Anophilies mosquito
4 Rodent like rats and squirrels
Ans:1
