The water potential of pure water is:
1. Less than zero
2. More than zero but less than one
3. More than one
4. Zero
Which of the following options gives the correct sequence of events during mitosis?
| 1. | Condensation, nuclear membrane disassembly, arrangement at the equator, centromere division, segregation, telophase |
| 2. | Condensation, crossing over, nuclear membrane disassembly, segregation, telophase |
| 3. | Condensation, centromere division, segregation, arrangement at the equator, telophase |
| 4. | Condensation, nuclear membrane disassembly, crossing over, segregation, telophase |
The process of separation and purification of expressed protein before marketing is called:
1. Downstream processing
2. Bioprocessing
3. Post-product processing
4. Upstream processing
A temporary endocrine gland in the human body is:
| 1. | Corpus cardiacum | 2. | Corpus luteum |
| 3. | Corpus allatum | 4. | Pineal gland |
Which of the following is made up of dead cells?
1. Collenchyma
2. Phellem
3. Phloem
4. Xylem parenchyma
| Column I | Column II | ||
| (a) | Gonorrhea | (i) | HIV |
| (b) | Syphilis | (ii) | Neisseria |
| (c) | Genital Warts | (iii) | Treponema |
| (d) | AIDS | (iv) | Human Papilloma-Virus |
| 1. | a-(iii) b-(iv) c-(i) d-(ii) | a-(iv) b-(ii) c-(iii) d-(i) | |
| 3. | a-(iv) b-(iii) c-(ii) d-(i) | a-(ii) b-(iii) c-(iv) d-(i) |
The function of copper ions in copper releasing IUDs is to
| 1. | inhibit gametogenesis |
| 2. | make uterus unsuitable for implantation |
| 3. | inhibit ovulation |
| 4. | suppress sperm motility and fertilizing capacity of sperms |
Which of the following in sewage treatment removes suspended solids?
1. Secondary treatment
2. Primary treatment
3. Sludge treatment
4. Tertiary treatment
An important characteristic that Hemichordates share with Chordates is:
1. Ventral tubular nerve cord
2. Pharynx with gill slits
3. Pharynx without gill slits
4. Absence of notochord
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