7. Self pollination is the same as asexual reproduction
False
True
8. Which type of plant produces more pollen?
Wind-pollinated
Insect-pollinated
9. In fertilisation, a male and female gamete (sex cell) fuse to form a ____
Diploid
Zygote
Haploid
Fetus
10. Pollination is the equivelant of fertilisation in plants
False
True
11. The offspring of asexual reproduction are known as "clones" to their parent plant
True
False
12. Which part of the flower becomes the fruit when all the ovules have been fertilised?
Stigma
Petal
Ovary
Sepal
Ovule
13. A plant breeder desparately needs to get more plants from the few dozen he has left. What type of reproduction should he use to get the most plants in the least time?
Asexual
Sexual
14. Variation in species can be caused by...?
Both of the above
Genes
The Environment
15. Which of these genetic makeups would represent a heterozygous makeup? (D = dominant, d = recessive)
dd
Dd
DD
16. How many recessive alleles are required in a pair of alleles for it to be effective?
Two
One
Zero
17. If a pair of alleles had one recessive gene and one dominant gene, the phenotype of the organism would have the features of which allele?
The dominant allele
The recessive allele
A combination of both genes
18. From two parents, the chance of the offspring having blonde hair is 25%. What is the phenotypic ratio for this?
1:1
1:25
1:4
1:3
1:2
19. To determine whether a tall plant has the genetic make up Tt or TT, we carry out a test cross by breeding it with a short plant (tt). If no short plants are produced as offspring, what must be the genetic makeup of the tall parent plant be?
TT
tT
Tt
tt
20. Where are egg cells produced in female humans?
