Science questions i need help with!?

Question

1: Spores are usually fairly large and contain a good deal of stored food.

True

False

2: Some seed plants can be reproduced from parts of roots or stems.

True

False

3: Some flowers have petals and other flowers do not.

True

False

4: Anthers are structures that develop at the upper ends of pistils.

True

False

5: All flowers develop both stamens and pistils.

True

False

6: The ovary of a flower is located at the lower end of the pitsil.

True

False

7: Flowers that are wind-pollinated are likely to be incomplete.

True

False

8: Pollen grains are developed from parts of the plant ovary.

True

False

9: Hay fever may be caused by inhaling the pollen of golden rod plants.

True

False

10: In cross-pollination, pollen from the anthers of one flower is conveyed to the stigmas of other flowers.

True

False

11: A pollen tube is developed from a pollen grain that has reached the right kind of stigma.

True

False

12: If a mature sperm nucleus contains six chromosomes, a fertilized egg of the same species will also contain six chromosomes.

True

False

13: Seeds of flowering plants contain plant embryos and stored foods.

True

False

14: A newly sprouted monocot plant has two seed leaves.

True

False

15: Some fruits are dry and hard, but other fruits are fleshy.

True

False

16: Fruits are developed from fleshy parts of stamens.

True

False

17: White potatoes are generally produced by planting their seeds.

True

False

18: Some plants can be produced from underground parts such as bulbs or tubers.

True

False

19: A new plant which develops from a cutting has only one parent plant.

True

False

20: When a fruit tree scion is grafted on a stock, the stock is the part that will eventually produce the fruit.

True

False

Answer 1

1: Spores are usually fairly large and contain a good deal of stored food.

(False )

2: Some seed plants can be reproduced from parts of roots or stems.

(True)

3: Some flowers have petals and other flowers do not.

(True )

4: Anthers are structures that develop at the upper ends of pistils.

(False )

5: All flowers develop both stamens and pistils.

(False)

6: The ovary of a flower is located at the lower end of the pitsil.

(True )

7: Flowers that are wind-pollinated are likely to be incomplete.

(True )

8: Pollen grains are developed from parts of the plant ovary.

(False)

9: Hay fever may be caused by inhaling the pollen of golden rod plants.

(True )

10: In cross-pollination, pollen from the anthers of one flower is conveyed to the stigmas of other flowers.

(True)

11: A pollen tube is developed from a pollen grain that has reached the right kind of stigma.

(True)

12: If a mature sperm nucleus contains six chromosomes, a fertilized egg of the same species will also contain six chromosomes.

(False)

13: Seeds of flowering plants contain plant embryos and stored foods.

(True)

14: A newly sprouted monocot plant has two seed leaves.

(False)

15: Some fruits are dry and hard, but other fruits are fleshy.

(True)

16: Fruits are developed from fleshy parts of stamens.

False

17: White potatoes are generally produced by planting their seeds.

(False  )

18: Some plants can be produced from underground parts such as bulbs or tubers.

(True)

19: A new plant which develops from a cutting has only one parent plant.

(True)

20: When a fruit tree scion is grafted on a stock, the stock is the part that will eventually produce the fruit.

(False)

Answer 2

1. False - microscopic

2. True - spider plants

3. True - grass flowers

4. dunno...

5. True -they can self reproduce

6. True

7. True

8. False -from the stamen

9. True - any kind of pollen

10. True

11. True

12. True

13. True... - but plant embryoes?

14. ???

15. True - nuts and then normal fruit

16. true

17. True

18. True - daffodils

19. True - its a clone

20. ???

Sorry i didn't know all of them, and some im not 100%.