Q. Concerning biofortified seeds, which statement is accurate?
1) Biofortified seeds are genetically modified organisms (GMOs) with enhanced resistance to pests
2) The primary goal of biofortified seeds is to increase crop yield through genetic modification
3) Biofortified seeds are developed to enhance the nutritional content of crops, addressing specific nutrient deficiencies
4) Organic farming practices exclude the use of biofortified seeds
Q. Nerve agents are a class of:
1) phosphorus-containing organic chemicals
2) sulphur-containing organic chemicals
3) osmium-containing organic compounds
4) radon-containing organic compounds
Q. Raw materials for Photosynthesis is/ are -
I. Carbon dioxide
II. Water
III. Chlorophyll
IV. Fertilizer
The correct code is -
1) Only 1
2) Only 2
3) Only 3
4) All 4
Q. Consider the following pairs in relation to specific organs for respiration among different animals.
I. Amoeba - Cell membrane
II. Earthworms - Skin
III. Fish/Prawns - Gills
IV. Grasshoppers - Spiracles
How many pairs given above are correct?
1) Only 1
2) Only 2
3) Only 3
4) All 4
Q. Which of the following is not a contagious disease?
1) Malaria
2) Covid-19
3) Measles
4) Syphilis
Q. ............part of xylem tissue in plants stores food.
1) Vessels
2) Xylem fibres
3) Xylem parenchyma
4) Tracheids
Q. In the Golgi apparatus, the maturing face is -
1) spherical
2) convex
3) bi-concave
4) concave
Q. Which of the following statements about the Parasite is/are true?
1. Dodder is a plant parasite, which has special sucking roots called haustoria for absorption of food from the host plant.
2. Dodder is a vine-like parasitic plant and is essentially leafless.
3. Many species of Dodder cause weed problems in the horticulture industry.
4. Once the Dodder plant gets attached itself to the host plant it loses its root system.
Choose the correct answer from the options given below -
1) Only 2 and 4
2) Only 3 and 4
3) Only 1, 3 and 4
4) 1, 2, 3 and 4
Q. Which of the following statements regarding sexual reproductive structures in Fungi and Simple plants is/are true?
1. Zoospores are flagellated motile spores produced inside a parent cell called zoosporangia.
2. Conidia are non-motile spores produced singly or in chains by constriction at the tip or laterally on special hyphal branches called conidiophores.
3. Gemmules are endogenous buds that are simply a copy of the parent nucleus with a small amount of cytoplasm and a protective covering around them.
Choose the correct answer from the options given below -
1) Only 1 and 3
2) Only 2 and 3
3) Only 1, 2 and 3
4) Only 3
Q. The biggest single celled organism is -
1) Yeast
2) Acetabularia
3) Acetobacter
4) Amoeba
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