Related Questions
Which of the following diseases is NOT correctly matched with its causative agent?
Tuberculosis - Bacteria
Measles - Bacteria
Polio - Virus
Tetanus - Bacteria
Among the following asexual reproductive organs are (A) Zoospores (B) Gemmules in sponge (C) Bulbil (D) Rhizome of ginger (E) Offset of water hyacinth (F) Leaf buds of bryophyllum.
A, B, C, D, E, F
A, C, D, F only
B, C, E only
A, B, D, E only
Read the following statements.1) Statement-A: During favourable conditions, Amoeba undergoes encystation by forming 3 cyst walls.2) Statement-B: Multiple fission and sporulation occurs in Amoeba under unfavourable conditions.Choose the correct option.
Both the statements are correct
Both the statements are incorrect
Only statement A is correct
Only statement B is correct
Certain plants can reproduce both sexually and asexually. Under which of the following environmental conditions would asexual reproduction be MOST advantageous?
Unstable environment with frequent disturbances
Environment with high pathogen pressure
Environment with limited resources and high competition
Stable environment with abundant resources
Cell Division is a type of Reproduction in?
Sexual Reproduction
Asexual Reproduction
Both Sexual and Asexual Reproduction
Neither Sexual nor Asexual Reproduction
In which of these organisms is binary fission a common mode of reproduction?
Hydra
Bacteria
Yeast
Planaria
Transverse binary fission occurs in
Euglena
Amoeba
Hydra
Paramecium
Which of the following statement is not true for a clone?
A clone inherits the age of the donor organism.
A clone is genetically identical to the donor organism.
A clone may have a different mitochondrial DNA than the donor organism.
A clone's phenotype can be influenced by environmental factors.
Which of the following statements is incorrect regarding the properties of water?
Water has a high specific heat capacity.
Water is a polar molecule.
Ice is denser than liquid water.
Water molecules form hydrogen bonds.
A researcher observes a unicellular organism reproducing asexually. The daughter cells are genetically identical except for a few minor variations. Which mechanism is MOST likely responsible for these variations?
Crossing over during mitosis
Independent assortment of chromosomes
Random mutations during DNA replication
Conjugation with another individual
