Q. Example of Lotic ecosystem is -
1) Swamps
2) Ponds
3) Rivers
4) Marshy area
Q. The human heart is made up of how many chambers?
1) Only four
2) Only one
3) Only three
4) Only two
Q. Which of the following is an insectivorous plant?
1) Nyctanthes
2) Nelumbo
3) Nicotiana
4) Nepenthes
Q. Seaweeds are an important source of -
1) Iodine
2) Bromine
3) Chlorine
4) Argon
Q. The aquatic plant commonly used as biofertilizer in the water-logged rice field is -
1) Lemna
2) Azolla
3) Wolfia
4) Trapa
Q. The Xylem in plants is responsible for transporting -
1) Water
2) Amino Acid
3) Oxygen
4) Food
Q. Which of the following factors is the most important factor for the loss of biodiversity?
1) Genetic assimilation
2) Control of predators
3) Destruction of natural habitat
4) Pest control
Q. Which type of vaccine protects against Diphtheria?
1) Toxoid
2) Live-attenuated
3) mRNA
4) Viral Vector
Q. Which of the following hormones is secreted by the Beta cell of the Islet of Langerhans of the Pancreas?
1) Glucagan
2) Insulin
3) Adrenalin
4) Aldosterone
Q. In National Parks, Genetic diversity is maintained by -
1) In-situ conservation
2) Ex-situ conservation
3) Gene pool
4) None of the above
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