Zygotic meiosis is a characteristic of Option 1 : FucusOption 2 : ChlamydomonasOption 3 : FunariaOption 4 : Marchantia

Identify the wrong statement in context of heartwood? Option 1 : It conducts water and minerals efficiently.Option 2 : It is highly durable.Option 3 : Organic compounds are deposited in it.Option 4 : It comprises of dead elements with highly lignified walls.

Which of the following is made up of dead cells? Option 1 : PhellemOption 2 : CollenchymaOption 3 : PhloemOption 4 : Xylem parenchyma

What is the criterion for DNA fragments movement on agarose gel during gel electrophoresis? Option 1 : Positively charged fragments move to farther end.Option 2 : Negatively charged fragments do not move.Option 3 : The smaller the fragment size, the farther it moves.Option 4 : The larger the ...

Anaphase Promoting Complex (APC) is a protein degradation machinery necessary for proper mitosis of animal cells. If APC is defective in a human cell, then which of the following is expected to occur? Option 1 : Chromosomes will be not segregateOption 2 : Chromosomes will be fragmentedOption 3 ...

Functional megaspore in an angiosperm develops into Option 1 : Embryo sacOption 2 : EmbryoOption 3 : EndospermOption 4 : Ovule

DNA replication in bacteria occurs Option 1 : Within nucleolusOption 2 : Prior to fissionOption 3 : Just before transcriptionOption 4 : During S phase

In Bougainvillea thorns are the modification of Option 1 : Adventitious rootOption 2 : StemOption 3 : LeafOption 4 : Stipules

Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen? Option 1 : PseudomonasOption 2 : MycoplasmaOption 3 : NostocOption 4 : Bacillus

Which one of the following statements is not valid for aerosols? Option 1 : They are harmful to human health.Option 2 : They have negative impact on agricultural landOption 3 : They alter rainfall and monsoon patterns.Option 4 : They cause increased agricultural productivity.

Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by Option 1 : WindOption 2 : BeeOption 3 : BatOption 4 : Water

The function of copper ions in copper releasing lUD’s is Option 1 : They make uterus unsuitable for implantationOption 2 : They inhibit gametogenesisOption 3 : They inhibit ovulationOption 4 : They suppress sperm motility and fertilizing capacity of sperms