Q.1:- The presence of what distinguishes a plant cell from an animal cell ?
- Chloroplasts
- Cell Wall
- Cell Membrane
- Nucleus
Q.2:- Oxygen liberated during photosynthesis is coming from ?
- Carbon Dioxide
- Water
- Breakdown of Chlorophyll
- Atmosphere
Q.3:- Which among the following elements increases the absorption of water and calcium in plants ?
- Manganese
- Boron
- Copper
- Molybdenum
Q.4:- Carrot in orange in colour because ?
- It grows in the soil
- It is not exposed to sunlight
- It contains carotene
- The entire plant is orange in colour
Q.5:- The enzyme in whose presence glucose and fructose are converted into alcohol is ?
- Diastase
- Maltase
- Intertase
- Zymase
Q.6:- Jonas Salk invented the vaccine for ?
- Polio
- Hepatitis
- Typhoid
- Cholera
Q.7:- Bee Keeping is known as ?
- Sericulture
- Apiculture
- Aquaculture
- Agriculture
Q.8:- Cereals are a rich source of ?
- Starch
- Glucose
- Fructose
- Maltose
Q.9:- The colour of the eye depends upon the pigment present in ?
- Cornea
- Iris
- Rods
- Cones
Q.10:- HYV refers to ?
- Hybrid Yielding Variety
- Human Yellow Virus
- High Yielding Variety
- Human Yellow Vaccine
Q.11:- Rickets in the deficiency disease of Vitamin D, in which the affected part is the ?
- Skin
- Hair
- Bone
- Blood
Q.12:- Bt seed is associated with ?
- Rice
- Wheat
- Cotton
- Oil Seeds
Q.13:- ‘Darwin Finches’ refers to a group of ?
- Fishes
- Lizards
- Birds
- Amphibians
Q.14:- Which plant is called ‘Herbal Indian Doctor’ ?
- Amla
- Mango
- Neem
- Tulsi
Q.15:- Bark of this tree is used as a condiment ?
- Cinnamon
- Clove
- Neem
- Palm
Q.16:- A substance that stimulates the production of antibodies when introduced into a living organism is known as ?
- Carcinogen
- Androgen
- Antigen
- Oestrogen
Q.17:- The metal present in insulin is ?
- Copper
- Iron
- Zinc
- Magnesium
Q.18:- Which one of the following is related to Silviculture ?
- Culture of Hilsa
- Culture of Silver Carp
- Culture of oil producing plants
- Forest crops
Q.19:- The carbon dioxide content in the air that we exhale is about ?
- 4%
- 8%
- 12%
- 16%
Q.20:- Total number of bones in man is ?
- 206
- 266
- 300
- 306
Q.21:- Yawning occurs ?
- Due to excess concentration of CO2 in blood
- Due to excess concentration of CO2 in lungs
- Due to excess concentration of O2 in lungs
- None of these
Q.22:- Glaucoma is a disease of the ?
- Skin
- Lungs
- Liver
- Eyes
Q.23:- Who among the following analysed DNA for the first time ?
- Arthur Cornberg
- Hargobind Khurana
- M.W. Nirenberg
- Watson and Krick
Q.24:- Which part of human body is first highly affected by nuclear radiation ?
- Eyes
- Lungs
- Skin
- Bone Marrow
Q.25:- An example of false fruit is ?
- Apple
- Guava
- Mango
- Tomato
